print(1 + 1 * 9)
print(1 + 2 * 3)
print(3 * 5 - 1)
print(1 + 2 / 3)
print((67.5 + 89.0 + 12.9 + 32.2) / 4)



avg = (67.5 + 89.0 + 12.9 + 32.2) / 4
total = (67.5 - avg) ** 2 + (89.0 - avg) ** 2 + (12.9 - avg) ** 2 + (32.2 - avg) ** 2
print(total / 3)

a = 10
b = 10
print(a == b)
a1 = 30
